/* ================================================================
   PORTFOLIO — Custom Stylesheet
   True-black theme · Amber/Gold accents · Syne typography · Unique
   ================================================================ */

/* ---------- Design Tokens ---------- */
:root {
  --bg-primary: #040909;
  --bg-secondary: #081212;
  --bg-tertiary: #0c1a1a;
  --bg-surface: #122424;
  --accent: #00f0ff;
  --accent-light: #22d3ee;
  --accent-dark: #10b981;
  --accent-soft: #3b82f6;
  --text-primary: #fafafa;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --glass-bg: rgba(255, 255, 255, 0.03);
  --glass-bg-hover: rgba(255, 255, 255, 0.06);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-border-hover: rgba(255, 255, 255, 0.15);
  --glass-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
  --gradient-main: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
  --gradient-subtle: linear-gradient(135deg, rgba(0, 240, 255, 0.15) 0%, rgba(16, 185, 129, 0.15) 100%);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 9999px; /* Pill shape */
  --transition-base: 0.2s ease-out;
  --transition-spring: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ---------- Reset & Base ---------- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  line-height: 1.7;
  overflow-x: hidden;
}

/* Subtle grain texture */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
  opacity: 0.5;
}

::selection {
  background: rgba(0, 240, 255, 0.3);
  color: #fff;
}

/* Scrollbar */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb {
  background: var(--accent);
  border-radius: 2px;
}

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

/* ---------- Utility Classes ---------- */

.gradient-text {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-highlight {
  color: var(--accent);
  font-weight: 600;
}

.glass-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--glass-shadow);
  transition: all var(--transition-base);
  position: relative;
}

.glass-card:hover {
  background: var(--glass-bg-hover);
  border-color: var(--glass-border-hover);
  transform: translateY(-4px);
  box-shadow:
    0 16px 48px rgba(0, 0, 0, 0.5),
    0 0 0 1px rgba(0, 240, 255, 0.05);
}

.gradient-border {
  position: relative;
}


/* Section headings */
.section-heading {
  font-size: clamp(2rem, 5vw, 2.75rem);
  font-weight: 800;
  text-align: center;
  margin-bottom: 0.5rem;
  letter-spacing: -0.03em;
}

.section-subheading {
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.95rem;
  max-width: 550px;
  margin: 0 auto 3.5rem;
}

/* Tags */
.tech-tag {
  display: inline-block;
  padding: 4px 12px;
  font-size: 0.7rem;
  font-weight: 500;
  font-family: 'JetBrains Mono', monospace;
  border-radius: 9999px;
  background: var(--gradient-subtle);
  color: var(--accent);
  border: 1px solid rgba(0, 240, 255, 0.12);
  transition: all var(--transition-base);
  letter-spacing: 0.02em;
}

.tech-tag:hover {
  background: rgba(0, 240, 255, 0.15);
  border-color: var(--accent);
  box-shadow: 0 0 12px rgba(0, 240, 255, 0.12);
}

/* ---------- Navigation ---------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 1.5rem 0;
  z-index: 1000;
  transition: all var(--transition-base);
  background: transparent;
}

.navbar.scrolled {
  background: rgba(5, 5, 5, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--glass-border);
  padding: 1rem 0;
}

/* Professional Logo */
.logo-professional {
  display: inline-flex;
  align-items: flex-end;
  font-family: 'Inter', sans-serif;
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.05em;
  text-decoration: none;
  line-height: 1;
}


.nav-link {
  position: relative;
  color: var(--text-muted);
  font-size: 0.78rem;
  font-weight: 500;
  text-decoration: none;
  padding: 0.5rem 0;
  transition: color var(--transition-base);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-family: 'Inter', sans-serif;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  border-radius: 1px;
  transition: width var(--transition-base);
}

.nav-link:hover,
.nav-link.active {
  color: var(--text-primary);
}

.nav-link.active::after,
.nav-link:hover::after {
  width: 100%;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  z-index: 1001;
  background: none;
  border: none;
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-base);
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.hamburger.active span:nth-child(2) {
  opacity: 0;
}
.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile nav overlay */
.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 999;
  background: rgba(7, 7, 10, 0.97);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.mobile-nav.open {
  display: flex;
  opacity: 1;
  pointer-events: auto;
}

.mobile-nav .nav-link {
  font-size: 1rem;
}

/* ---------- Hero Section (Two-Column) ---------- */
#hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

#particles-canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-gradient-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}

.hero-gradient-overlay::before,
.hero-gradient-overlay::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  animation: aurora-drift 14s ease-in-out infinite alternate;
}

.hero-gradient-overlay::before {
  width: 500px;
  height: 500px;
  top: -15%;
  left: -5%;
  background: radial-gradient(circle, rgba(0, 240, 255, 0.1) 0%, transparent 70%);
}

.hero-gradient-overlay::after {
  width: 400px;
  height: 400px;
  bottom: -10%;
  right: -5%;
  background: radial-gradient(circle, rgba(167, 139, 250, 0.08) 0%, transparent 70%);
  animation-delay: -7s;
  animation-direction: alternate-reverse;
}

@keyframes aurora-drift {
  0%   { transform: translate(0, 0) scale(1); }
  33%  { transform: translate(50px, -30px) scale(1.1); }
  66%  { transform: translate(-20px, 20px) scale(0.95); }
  100% { transform: translate(30px, 15px) scale(1.05); }
}

/* Split container */
.hero-split {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  align-items: center;
  gap: 2rem;
  max-width: 1250px;
  width: 100%;
  padding: 5.5rem 2.5rem 3.5rem;
}

.hero-left {
  text-align: left;
}

.hero-right {
  display: flex;
  align-items: center;
}

.hero-name {
  font-size: clamp(2.5rem, 5.5vw, 3.8rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.1;
  position: relative;
  font-family: 'Lora', Georgia, serif;
}

.hero-name span {
  display: inline;
}

/* Status badge */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 9999px;
  background: rgba(16, 185, 129, 0.03);
  border: 1px solid rgba(16, 185, 129, 0.18);
  color: #10b981;
  font-size: 0.72rem;
  font-weight: 600;
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 2px 10px rgba(16, 185, 129, 0.03);
  transition: all var(--transition-base);
}

.status-badge:hover {
  background: rgba(16, 185, 129, 0.08);
  border-color: rgba(16, 185, 129, 0.3);
  box-shadow: 0 4px 15px rgba(16, 185, 129, 0.08);
  transform: translateY(-1px);
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #10b981;
  box-shadow: 0 0 8px rgba(16, 185, 129, 0.8);
  animation: pulse-dot 2s ease-in-out infinite;
}

/* CTA buttons */
.hero-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 22px;
  border-radius: var(--radius-xl);
  font-size: 0.925rem;
  font-weight: 500;
  text-decoration: none;
  transition: all var(--transition-base);
  cursor: pointer;
  border: 1px solid transparent;
  font-family: 'Inter', sans-serif;
}

.hero-btn-primary {
  background: var(--gradient-main);
  color: #050505;
  box-shadow: 0 4px 20px rgba(0, 240, 255, 0.15);
}

.hero-btn-primary:hover {
  background: var(--accent-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 240, 255, 0.25);
}

.hero-btn-secondary {
  background: transparent;
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.hero-btn-secondary:hover {
  background: rgba(0, 240, 255, 0.04);
  border-color: var(--accent);
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.15);
  transform: translateY(-2px);
}

/* Social icon circles */
.hero-social-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  text-decoration: none;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-secondary);
  transition: all var(--transition-base);
}

.hero-social-icon:hover {
  border-color: rgba(255, 255, 255, 0.3);
  color: var(--text-primary);
  transform: translateY(-2px);
}

/* About card inside hero */
.about-card-hero {
  border: 1px solid var(--glass-border);
  width: 100%;
  border-radius: var(--radius-lg);
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-family: 'JetBrains Mono', monospace;
  animation: bounce-scroll 2s ease-in-out infinite;
  cursor: pointer;
  text-decoration: none;
}

.scroll-indicator .scroll-line {
  width: 1px;
  height: 28px;
  background: linear-gradient(to bottom, var(--accent), transparent);
}

/* ---------- About Orbs ---------- */
.about-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.4;
  pointer-events: none;
}

.about-orb-1 {
  width: 200px;
  height: 200px;
  top: -60px;
  right: -60px;
  background: radial-gradient(circle, rgba(0, 240, 255, 0.15), transparent 70%);
  animation: float-orb 8s ease-in-out infinite;
}

.about-orb-2 {
  width: 170px;
  height: 170px;
  bottom: -50px;
  left: -50px;
  background: radial-gradient(circle, rgba(167, 139, 250, 0.12), transparent 70%);
  animation: float-orb 8s ease-in-out infinite 4s;
}

@keyframes float-orb {
  0%, 100% { transform: translate(0, 0); }
  50%      { transform: translate(15px, -12px); }
}

/* ---------- Skills ---------- */
.skill-card {
  padding: 1.75rem;
}

.skill-card .skill-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--gradient-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  color: var(--accent);
  margin-bottom: 1rem;
  transition: all var(--transition-spring);
}

.skill-card:hover .skill-icon {
  background: var(--gradient-main);
  color: var(--bg-primary);
  transform: scale(1.1) rotate(-5deg);
  box-shadow: 0 0 25px rgba(0, 240, 255, 0.2);
}

.skill-card h3 {
  font-size: 1rem;
  margin-bottom: 1rem;
  font-weight: 600;
}

.skill-badge {
  display: inline-block;
  padding: 5px 13px;
  font-size: 0.75rem;
  font-weight: 500;
  font-family: 'JetBrains Mono', monospace;
  border-radius: 9999px;
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid var(--glass-border);
  color: var(--text-secondary);
  transition: all var(--transition-base);
  margin: 3px;
  letter-spacing: 0.01em;
}

.skill-badge:hover {
  background: var(--gradient-subtle);
  border-color: rgba(0, 240, 255, 0.25);
  color: var(--accent);
}

/* ---------- Projects ---------- */
.project-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
}

.project-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-main);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.project-card:hover::after {
  opacity: 1;
}

.project-card .project-header {
  padding: 1.75rem 1.75rem 0;
}

.project-card .project-number {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.12em;
  margin-bottom: 0.5rem;
  font-family: 'JetBrains Mono', monospace;
}

.project-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  transition: color var(--transition-base);
}

.project-card:hover h3 {
  color: var(--accent-light);
}

.project-card .project-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1rem;
  text-align: justify;
}

.project-card .project-body {
  padding: 0 1.75rem;
  flex: 1;
}

.project-card .project-footer {
  padding: 1.25rem 1.75rem 1.75rem;
  margin-top: auto;
  display: flex;
  gap: 0.75rem;
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  font-size: 0.78rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: all var(--transition-base);
}

.project-link-github {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-primary);
  border: 1px solid var(--glass-border);
}

.project-link-github:hover {
  background: var(--gradient-main);
  border-color: transparent;
  color: var(--bg-primary);
  box-shadow: 0 4px 15px rgba(0, 240, 255, 0.25);
}

/* ---------- GitHub CTA Text (beside project 4) ---------- */
.github-cta-text {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 0.6rem;
  padding: 1.5rem;
}

.github-cta-text-icon {
  font-size: 2rem;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
}

.github-cta-text-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-family: 'Inter', sans-serif;
}

.github-cta-text-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--accent);
  text-decoration: none;
  font-family: 'Inter', sans-serif;
  transition: gap var(--transition-base), opacity var(--transition-base);
}

.github-cta-text-link:hover {
  opacity: 0.8;
  gap: 10px;
}

/* ---------- Experience Timeline ---------- */
.timeline {
  position: relative;
  padding-left: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 7px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent), var(--accent-soft), transparent);
  border-radius: 1px;
}

.timeline-item {
  position: relative;
  padding-bottom: 2.5rem;
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-dot {
  position: absolute;
  left: -2rem;
  top: 6px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--bg-primary);
  border: 3px solid var(--accent);
  z-index: 1;
  transition: all var(--transition-base);
}

.timeline-item:hover .timeline-dot {
  background: var(--gradient-main);
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.4);
  transform: scale(1.2);
}

.timeline-card {
  padding: 1.5rem;
}

.timeline-card .timeline-date {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  font-family: 'JetBrains Mono', monospace;
  color: var(--accent);
  margin-bottom: 0.5rem;
  padding: 2px 10px;
  background: rgba(0, 240, 255, 0.06);
  border-radius: 9999px;
  border: 1px solid rgba(0, 240, 255, 0.12);
  letter-spacing: 0.03em;
}

.timeline-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.timeline-card .timeline-company {
  font-size: 0.9rem;
  color: var(--accent-soft);
  font-weight: 500;
  margin-bottom: 0.75rem;
}

.timeline-card .timeline-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
  text-align: justify;
}

/* ---------- Achievements ---------- */
.achievements-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem;
}
.achievements-container .achievement-card {
  width: 100%;
}
@media (min-width: 640px) {
  .achievements-container .achievement-card {
    width: calc(50% - 0.75rem);
  }
}
@media (min-width: 1024px) {
  .achievements-container .achievement-card {
    width: calc(33.3333% - 1rem);
  }
}
.achievement-card {
  text-align: center;
  padding: 2rem 1.5rem;
}

.achievement-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--gradient-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.25rem;
  font-size: 1.3rem;
  color: var(--accent);
  transition: all var(--transition-spring);
  position: relative;
}

.achievement-icon::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px dashed rgba(0, 240, 255, 0.12);
  transition: all var(--transition-base);
}

.achievement-card:hover .achievement-icon {
  background: var(--gradient-main);
  color: var(--bg-primary);
  transform: scale(1.15);
  box-shadow: 0 0 30px rgba(0, 240, 255, 0.2);
}

.achievement-card:hover .achievement-icon::after {
  border-color: rgba(0, 240, 255, 0.35);
  inset: -8px;
}

.achievement-counter {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 0.25rem;
  font-family: 'Inter', sans-serif;
}

.achievement-card h3 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.achievement-card p {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ---------- Certifications ---------- */
.cert-card {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  cursor: pointer;
  transition: all var(--transition-base);
}

.cert-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0, 240, 255, 0.25);
  box-shadow:
    0 20px 50px rgba(0, 0, 0, 0.4),
    0 0 0 1px rgba(0, 240, 255, 0.1);
  background: rgba(255, 255, 255, 0.05);
}

.cert-card .cert-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--gradient-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--accent);
  margin-bottom: 1rem;
  transition: all var(--transition-spring);
  border: 1px solid rgba(0, 240, 255, 0.08);
}

.cert-card:hover .cert-icon {
  background: var(--gradient-main);
  color: var(--bg-primary);
  transform: rotate(-5deg) scale(1.15);
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.25);
  border-color: transparent;
}

.cert-card h3 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
}

.cert-card .cert-org {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
  flex: 1;
  text-align: justify;
}

.cert-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--accent);
  text-decoration: none;
  transition: all var(--transition-base);
  font-family: 'JetBrains Mono', monospace;
}

.cert-link:hover {
  color: var(--accent-light);
  gap: 10px;
}

/* ---------- Contact ---------- */
.contact-info-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
}

.contact-info-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  background: var(--gradient-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--accent);
  flex-shrink: 0;
  transition: all var(--transition-spring);
}

.contact-info-card:hover .contact-info-icon {
  background: var(--gradient-main);
  color: var(--bg-primary);
}

.contact-info-card h4 {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 500;
  margin-bottom: 2px;
  font-family: 'JetBrains Mono', monospace;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.contact-info-card a,
.contact-info-card span {
  font-size: 0.88rem;
  color: var(--text-primary);
  text-decoration: none;
  transition: color var(--transition-base);
}

.contact-info-card a:hover {
  color: var(--accent);
}

/* Contact Form */
.form-group { margin-bottom: 1.25rem; }

.form-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: 0.02em;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--glass-border);
  color: var(--text-primary);
  font-family: 'Inter', sans-serif;
  font-size: 0.88rem;
  transition: all var(--transition-base);
  outline: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0, 240, 255, 0.08), 0 0 20px rgba(0, 240, 255, 0.04);
  background: rgba(255, 255, 255, 0.03);
}

.form-select option {
  background-color: var(--bg-secondary);
  color: var(--text-primary);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--text-muted);
}

.form-textarea {
  min-height: 130px;
  resize: vertical;
}

.form-submit {
  width: 100%;
  padding: 13px;
  border-radius: var(--radius-md);
  background: var(--gradient-main);
  color: var(--bg-primary);
  font-size: 0.9rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
  box-shadow: 0 4px 15px rgba(0, 240, 255, 0.25);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.form-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 240, 255, 0.35);
}

.form-success {
  display: none;
  padding: 1rem;
  border-radius: var(--radius-md);
  background: rgba(16, 185, 129, 0.06);
  border: 1px solid rgba(16, 185, 129, 0.2);
  color: var(--accent-emerald);
  text-align: center;
  font-size: 0.88rem;
  margin-top: 1rem;
}

.form-success.show {
  display: block;
  animation: fadeInUp 0.4s ease-out;
}

.form-error {
  display: none;
  padding: 1rem;
  border-radius: var(--radius-md);
  background: rgba(239, 68, 68, 0.06);
  border: 1px solid rgba(239, 68, 68, 0.2);
  color: #ef4444;
  text-align: center;
  font-size: 0.88rem;
  margin-top: 1rem;
}

.form-error.show {
  display: block;
  animation: fadeInUp 0.4s ease-out;
}

/* ---------- Footer ---------- */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--glass-border);
}

.footer a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-base);
}

.footer a:hover {
  color: var(--accent);
}

.footer-social-link {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  transition: all var(--transition-spring);
}

.footer-social-link:hover {
  background: var(--gradient-main);
  border-color: transparent;
  color: var(--bg-primary) !important;
  transform: translateY(-3px);
  box-shadow: 0 4px 15px rgba(0, 240, 255, 0.25);
}

/* ---------- Global Text Align Utilities ---------- */
.text-slate-400, .text-slate-500 {
  text-align: justify;
}

/* ---------- Floating WhatsApp ---------- */
.whatsapp-float {
  position: fixed;
  bottom: 5.5rem; /* placed above the back-to-top button */
  right: 2rem;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background-color: #25d366;
  color: white;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  z-index: 998;
  text-decoration: none;
  box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
  transition: all var(--transition-base);
}

.whatsapp-float:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 8px 25px rgba(37, 211, 102, 0.6);
  color: white;
}

/* ---------- Back to Top ---------- */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--gradient-main);
  color: var(--bg-primary);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  z-index: 998;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-base);
  box-shadow: 0 4px 15px rgba(0, 240, 255, 0.25);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(0, 240, 255, 0.35);
}

/* ---------- Scroll Reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(25px);
  transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

.reveal-stagger > .reveal {
  transition-delay: calc(var(--stagger-index, 0) * 0.12s);
}

/* ---------- Keyframes ---------- */
@keyframes cursor-blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

@keyframes pulse-dot {
  0%, 100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.5); }
  50% { box-shadow: 0 0 0 6px rgba(16, 185, 129, 0); }
}

@keyframes bounce-scroll {
  0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
  40% { transform: translateX(-50%) translateY(-8px); }
  60% { transform: translateX(-50%) translateY(-4px); }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes hero-fade-in {
  from { opacity: 0; transform: translateY(25px) scale(0.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

.hero-animate {
  animation: hero-fade-in 0.9s ease-out both;
}

.hero-animate-delay-1 { animation-delay: 0.1s; }
.hero-animate-delay-2 { animation-delay: 0.3s; }
.hero-animate-delay-3 { animation-delay: 0.5s; }
.hero-animate-delay-4 { animation-delay: 0.65s; }
.hero-animate-delay-5 { animation-delay: 0.8s; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .section-heading {
    font-size: clamp(1.75rem, 5vw, 2.25rem);
  }

  .hero-split {
    grid-template-columns: 1fr;
    gap: 2.5rem;
    padding: 7rem 1.5rem 5rem;
    max-width: 600px;
  }

  .hero-left {
    text-align: center;
  }

  .hero-left .flex {
    justify-content: center;
  }

  .hero-right {
    justify-content: center;
  }

  .hero-name {
    font-size: clamp(2.5rem, 10vw, 4rem);
  }
}

@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }

  .desktop-nav {
    display: none;
  }

  .hero-split {
    padding: 6.5rem 1.25rem 4.5rem;
  }

  .hero-name {
    font-size: clamp(2.2rem, 12vw, 3.5rem);
  }

  .timeline {
    padding-left: 1.75rem;
  }

  .hero-gradient-overlay::before {
    width: 250px;
    height: 250px;
  }

  .hero-gradient-overlay::after {
    width: 200px;
    height: 200px;
  }
}

@media (max-width: 480px) {
  .hero-btn {
    padding: 10px 18px;
    font-size: 0.8rem;
  }

  .section-heading {
    font-size: 1.5rem;
  }

  .section-subheading {
    font-size: 0.85rem;
    margin-bottom: 2.5rem;
  }

  .skill-card,
  .cert-card {
    padding: 1.25rem;
  }

  .achievement-card {
    padding: 1.5rem 1rem;
  }

  .achievement-counter {
    font-size: 1.5rem;
  }

  .about-orb { display: none; }
}

@media (min-width: 1920px) {
  .hero-name {
    font-size: 6rem;
  }
}